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Q: What features must a equal arm balance have?
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What features must an equal-arm balance have?

Two pans of equal balances are placed at the end of the beam, one at each end. A long pointer attached at right angles to the beam at the point of support. Zero on a scale incates the beam is at rest.

What are two ways to use an equal arm balance?

An equal arm balance can be used to weigh or compare objects with a high degree of accuracy. The arms must be properly calibrated to equal lengths and balanced evenly on the axis of rotation prior to use.

How do you use the equal arm balance?

Before you begin using an equal arm balance, you must make sure the riders are an equal distance apart, and make sure the balance is balanced. Then, place the object(s) on one side of the balance, and the object(s) that you want to compare them to. Whichever object is closer to the ground is heavier. If the objects are equally levelled, they have equal mass.

How can pick out a pile of counterfeit coins using equal arm balance?

try to use an universal weight grams it is included when you buy an equal - arm balance

An equal-arm balance is used to weigh an object?

No it is not.

How do you build a simple equal-arm balance?

Nobody cares

What is the rider on an equal arm balance?

it is the metal mass like a stuff.

Is an equal arm balance used to measure mass?

in a gravity field it can find 2 equal masses

Is an equal-arm balance used to measure mass?

in a gravity field it can find 2 equal masses

What is the measured of equal arm balance?

anything that has mass and takes up space.

Do's and don't in weighing in equal arm balance?

Equal arm balances are recommended for laboratories, to weigh small amounts of materials. I believe that they are more exact.

On which simple machine is the equal arm balance used?

The equal arm balance is used on a lever, in particular, the class 1 lever. It consists of a beam that pivots around a central point with two identical arms on either side for balancing weights on a fulcrum.